From 0090a2349071dbc30a062d7ba9495c9a5da061c8 Mon Sep 17 00:00:00 2001
From: Julia Beliaeva <Julia.Beliaeva@jetbrains.com>
Date: Wed, 3 Dec 2014 21:58:40 +0300
Subject: [PATCH] [vcs-log] better structure filter tooltip

---
 .../filter/StructureFilterPopupComponent.java | 20 +++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/platform/vcs-log/impl/src/com/intellij/vcs/log/ui/filter/StructureFilterPopupComponent.java b/platform/vcs-log/impl/src/com/intellij/vcs/log/ui/filter/StructureFilterPopupComponent.java
index c6c1576e3391..89fb6c2666ea 100644
--- a/platform/vcs-log/impl/src/com/intellij/vcs/log/ui/filter/StructureFilterPopupComponent.java
+++ b/platform/vcs-log/impl/src/com/intellij/vcs/log/ui/filter/StructureFilterPopupComponent.java
@@ -70,11 +70,27 @@ class StructureFilterPopupComponent extends FilterPopupComponent<VcsLogFileFilte
   @Nullable
   @Override
   protected String getToolTip(@NotNull VcsLogFileFilter filter) {
-    return getToolTip(VcsLogFileFilter.getAllVisibleRoots(getAllRoots(), filter));
+    VcsLogRootFilter rootFilter = filter.getRootFilter();
+    VcsLogStructureFilter structureFilter = filter.getStructureFilter();
+    return getToolTip(rootFilter == null ? getAllRoots() : rootFilter.getRoots(), structureFilter == null ? Collections.<VirtualFile>emptySet() : structureFilter.getFiles());
   }
 
   @NotNull
-  private static String getToolTip(@NotNull Collection<VirtualFile> files) {
+  private String getToolTip(@NotNull Collection<VirtualFile> roots, @NotNull Collection<VirtualFile> files) {
+    String tooltip = "";
+    if (roots.isEmpty()) {
+      tooltip += "No Roots Selected";
+    } if (roots.size() != getAllRoots().size()) {
+      tooltip += "Roots:\n" + getTooltipTextForFiles(roots);
+    }
+    if (!files.isEmpty()) {
+      if (!tooltip.isEmpty()) tooltip += "\n";
+      tooltip += "Paths:\n" + getTooltipTextForFiles(files);
+    }
+    return tooltip;
+  }
+
+  private static String getTooltipTextForFiles(Collection<VirtualFile> files) {
     List<VirtualFile> filesToDisplay = new ArrayList<VirtualFile>(files);
     if (files.size() > 10) {
       filesToDisplay = filesToDisplay.subList(0, 10);